What is a pigment fixer?

A pigment fixer is a liquid medium created to permanently bond loose powders onto the surface of miniatures, dioramas, and scale models. Unlike varnishes or paints, it is designed to flow directly into the pigment layer without disturbing its fine texture or covering details. Once dry, it holds the particles in place, making them resistant to touch while preserving the realistic weathered appearance.

The main advantage of this type of product compared to glues or sprays is that it keeps the authentic dry look of powders. When these are applied to represent dust, rust, or earth, they look convincing but remain fragile. This liquid works by capillary action, seeping under the particles without brushing them away, ensuring a matte, natural finish rather than a glossy or artificial one.

This acrylic-based, water-soluble, and non-toxic version is very popular among hobbyists. It dries transparently, so the original tones remain visible after application. For modelers looking to create long-lasting effects like mud, dirt, soot, or oxidation, this medium is considered essential, as it prevents the need for constant retouching.

How to fix pigments on models?

To fix pigments on models, start by applying the powders onto the chosen areas of the miniature or terrain piece. These are usually brushed on with a soft tool to simulate shading, soil, or worn surfaces. Once in place, the liquid is added carefully, letting it flow into the powders rather than brushing it directly. This can be done with a fine brush or a dropper for precise control.

When applied correctly, the solution seeps underneath the tiny particles by capillary action, bonding them securely to the surface. This process ensures the weathering remains stable while keeping its natural look. It’s important not to flood the area, as too much liquid could cause the powders to clump or darken more than intended. Slow and controlled application always produces the most realistic results.

After drying completely, the surface becomes permanent and safe to handle. The colors also return to their original matte tones, which often look lighter once dry compared to when the liquid was still wet. Additional layers of powder can then be applied and treated again to build depth, creating convincing effects such as rust streaks, mud accumulation, or heavy urban grime.

How to use pigment fixer?

If you are asking yourself how to use a pigment fixer, shake the bottle well to ensure the solution is mixed evenly. Apply the weathering powders first in areas that would naturally collect dirt, such as tank tracks, exhaust pipes, or the edges of armor plates. Once satisfied with their placement, use a fine brush or pipette to carefully drop the liquid onto the surface.

The technique relies on letting the medium flow naturally instead of brushing it on. Through capillary action, it seeps into the powder layer and binds it to the underlying surface without disturbing the delicate distribution. This helps keep the dusty, realistic effect intact rather than making it glossy. Avoid dragging the brush across the particles, since this can smear or remove them.

Once applied, allow the piece to dry fully before handling. The powders will then be locked in place, and their natural color will reappear as the liquid evaporates. Because it is water-based and non-toxic, cleanup is easy and safe for indoor use. Applied correctly, this method guarantees weathering effects remain stable over time, whether replicating subtle road dust on vehicles, rusty textures on pipes, or heavy mud on a fantasy miniature base.

Contents: 1x Pigment binder 30ml